Free tools for fire protection contractors. Flow testing, hydraulic calculations, compliance checks and more.
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Calculate flow from Ambit averaging pitot tube differential pressure. Includes probe structural limits.
Fire alarm panel battery capacity calculator per AS 1851-2012 Appendix F. Includes temperature compensation.
CA16-1962 pressure calculation for sprinkler systems at height. 5/8's rule and pass/fail checks.
Simplified hydrant flow test for field use. Enter pressures and flow, check against zone requirements.
Calculate K-factor from measured flow and pressure. Automatic metric and imperial unit conversions.
Calculate sprinkler discharge using Q = K × √P formula. Multi-outlet support with pass/fail assessment.
Calculate required orifice diameter from flow, pressure, and discharge coefficient.
Calculate friction losses using Hazen-Williams formula for fire system pipe sizing.
Analyse pumped water supply performance against system requirements with pass/fail assessment.
Calculate water tank supply duration, required volume, or maximum flow rate.
Plot system requirements against achieved test results. Graph generation with automatic pass/fail.
Use on mobile, tablet or desktop. Works offline once loaded.
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Built for AS 2419.1, AS 1851, and Australian fire protection requirements.
Organise calculations by site. Access your history from any device.